vipkeylogger | 063da58edb72802cf74c1c113fe4107ede937b346b066356158d38724d13c1c8

General

Target

NewPO127429.exe
Size

522KB
MD5

d30b1c7244ad844dab07ba6116385ce5
SHA1

e72b8f67a33b9acb2c52c8feb1bc3f61e801054e
SHA256

063da58edb72802cf74c1c113fe4107ede937b346b066356158d38724d13c1c8
SHA512

c874f5ea5d6c6081e11ebe98a8670bf37b34e8e11fa715ab99c7a3339ccd21731d65860696c04c81e078f6508cd722222c6d51a1d4ed883857837347183ba5a9
SSDEEP

12288:5quErHF6xC9D6DmR1J98w4oknqOOCyQfFRZWzsSnBFxNrn6IZjX:Mrl6kD68JmlotQfFyVnBFxNr6IZL

Score

10^/10

vipkeylogger collection discovery keylogger stealer upx

Malware Config

Extracted

Family

vipkeylogger

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
ifSg^KL6
Email To:
[email protected]

Signatures

VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
stealer keylogger vipkeylogger
Vipkeylogger family
vipkeylogger

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Looks up external IP address via web service 3 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
8	reallyfreegeoip.org
9	reallyfreegeoip.org
4	checkip.dyndns.org

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2500-19-0x0000000001090000-0x00000000011C2000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2500 set thread context of 2928	2500	NewPO127429.exe	30

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2500-0-0x0000000001090000-0x00000000011C2000-memory.dmp	upx
behavioral1/memory/2500-19-0x0000000001090000-0x00000000011C2000-memory.dmp	upx

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NewPO127429.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2928	RegSvcs.exe
2928	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2500	NewPO127429.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2928	RegSvcs.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2500	NewPO127429.exe
2500	NewPO127429.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2500	NewPO127429.exe
2500	NewPO127429.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 2928	2500	NewPO127429.exe	30
PID 2500 wrote to memory of 2928	2500	NewPO127429.exe	30
PID 2500 wrote to memory of 2928	2500	NewPO127429.exe	30
PID 2500 wrote to memory of 2928	2500	NewPO127429.exe	30
PID 2500 wrote to memory of 2928	2500	NewPO127429.exe	30
PID 2500 wrote to memory of 2928	2500	NewPO127429.exe	30
PID 2500 wrote to memory of 2928	2500	NewPO127429.exe	30
PID 2500 wrote to memory of 2928	2500	NewPO127429.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\NewPO127429.exe
"C:\Users\Admin\AppData\Local\Temp\NewPO127429.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Users\Admin\AppData\Local\Temp\NewPO127429.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:2928

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

1

T1217

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2500-0-0x0000000001090000-0x00000000011C2000-memory.dmp

Filesize
1.2MB

Download
memory/2500-12-0x0000000000120000-0x0000000000124000-memory.dmp

Filesize
16KB

Download
memory/2500-19-0x0000000001090000-0x00000000011C2000-memory.dmp

Filesize
1.2MB

Download
memory/2928-13-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2928-17-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2928-15-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/2928-20-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/2928-21-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/2928-22-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/2928-23-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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